Home / 5,061.60-6,985.02-2,823.42

Finding the Fourth Proportional to 5,061.60, 6,985.02 and 2,823.42

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Solution

The fourth proportional to 5,061.60, 6,985.02 and 2,823.42 is: 3,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.60 : 6,985.02 = 2,823.42 : x
  2. Step 2: Convert to fraction form
    5,061.60/6,985.02 = 2,823.42/x
  3. Step 3: Cross multiply
    5,061.60x = 6,985.02 × 2,823.42
  4. Step 4: Simplify right side
    5,061.60x = 19,721,627.71
  5. Step 5: Solve for x
    x = 19,721,627.71/5,061.60
  6. Step 6: Final answer
    x = 3,896.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.